/* select{ //清除select的边框样式
    border: none; //清除select聚焦时候的边框颜色
    outline: none; //将select的宽高等于div的宽高
    height: 40px;
    line-height: 40px; //隐藏select的下拉图标
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none; //通过padding-left的值让文字居中

} */
select {   /*Chrome和Firefox里面的边框是不一样的，所以复写了一下*/   
    border-radius: 10px;    
    /*很关键：将默认的select选择框样式清除*/   
    appearance:none;   
    -moz-appearance:none;   
    -webkit-appearance:none;    
    /*在选择框的最右侧中间显示小箭头图片*/   
    /*为下拉小箭头留出一点位置，避免被文字覆盖*/ 
    background-color:rgba(0,0,0,0.8);
    color: white;
    padding-right: 0.28rem;
    outline: none;
    border: 0;
 }

 .item{
    border: 0;
    height:6vh;
    font-size: 0.34rem;
    background:rgba(3,5,8,1);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
} 

 